FR2123518A3 - - Google Patents

Info

Publication number
FR2123518A3
FR2123518A3 FR7202936A FR7202936A FR2123518A3 FR 2123518 A3 FR2123518 A3 FR 2123518A3 FR 7202936 A FR7202936 A FR 7202936A FR 7202936 A FR7202936 A FR 7202936A FR 2123518 A3 FR2123518 A3 FR 2123518A3
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7202936A
Other languages
French (fr)
Other versions
FR2123518B3 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Desma Werke GmbH
Original Assignee
Desma Werke GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Desma Werke GmbH filed Critical Desma Werke GmbH
Publication of FR2123518A3 publication Critical patent/FR2123518A3/fr
Application granted granted Critical
Publication of FR2123518B3 publication Critical patent/FR2123518B3/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/48—Plasticising screw and injection screw comprising two separate screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/424—Details of machines
    • B29C44/425—Valve or nozzle constructions; Details of injection devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR7202936A 1971-01-29 1972-01-28 Expired FR2123518B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712104087 DE2104087A1 (en) 1971-01-29 1971-01-29 Injection molding machine, in particular for plastics

Publications (2)

Publication Number Publication Date
FR2123518A3 true FR2123518A3 (en) 1972-09-08
FR2123518B3 FR2123518B3 (en) 1974-05-10

Family

ID=5797215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7202936A Expired FR2123518B3 (en) 1971-01-29 1972-01-28

Country Status (5)

Country Link
US (1) US3790136A (en)
DE (1) DE2104087A1 (en)
FR (1) FR2123518B3 (en)
GB (1) GB1350334A (en)
IT (1) IT948359B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2649996A1 (en) * 1976-10-30 1978-05-03 Bayer Ag PROCESS AND APPARATUS FOR PRODUCING A FILLER-CONTAINING REACTION MIXTURE FROM AT LEAST TWO FLOWABLE COMPONENTS, IN PARTICULAR FOR PRODUCING POLYURETHANE
US4750842A (en) * 1986-04-29 1988-06-14 The Kendall Company Mixing apparatus employing a cavity transfer mixer
US4900155A (en) * 1988-04-08 1990-02-13 Reifenhauser Gmbh & Co. Maschinenfabrik Method of metering an additive into and mixing it with a thermoplastified synthetic resin
US4906102A (en) * 1988-04-08 1990-03-06 Reifenhauser Gmbh & Co. Maschinenfabrik Apparatus for mixing thermoplastified synthetic resins

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH442182A (en) * 1964-11-21 1967-08-31 Bini Riccardo Kneader, especially for bread dough
US3583679A (en) * 1968-11-07 1971-06-08 Improved Machinery Inc Screw feeding method and apparatus
BE760050A (en) * 1969-12-10 1971-05-17 Buss Ag METHOD AND INSTALLATION FOR PERFORMING DISPERSIONS OF COLORANTS

Also Published As

Publication number Publication date
IT948359B (en) 1973-05-30
FR2123518B3 (en) 1974-05-10
DE2104087A1 (en) 1972-08-10
GB1350334A (en) 1974-04-18
US3790136A (en) 1974-02-05

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Legal Events

Date Code Title Description
ST Notification of lapse